diff --git a/package.json b/package.json
index a14c846..cf677b6 100644
--- a/package.json
+++ b/package.json
@@ -47,7 +47,7 @@
   "packageManager": "yarn@4.1.0",
   "devDependencies": {
     "@unhead/vue": "1.11.2",
-    "happy-dom": "13.10.1",
+    "happy-dom": "15.7.3",
     "sass": "1.78.0",
     "typescript": "5.5.4",
     "unbuild": "2.0.0",
diff --git a/playground/package.json b/playground/package.json
index 4f92839..04e5121 100644
--- a/playground/package.json
+++ b/playground/package.json
@@ -22,7 +22,7 @@
   "devDependencies": {
     "@nuxt/kit": "3.13.1",
     "@unhead/vue": "1.11.2",
-    "happy-dom": "13.10.1",
+    "happy-dom": "15.7.3",
     "nuxt": "3.13.1",
     "sass": "1.78.0",
     "typescript": "5.5.4",
diff --git a/yarn.lock b/yarn.lock
index 90c6b41..e4937fb 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2300,7 +2300,7 @@ __metadata:
     "@nuxt/kit": "npm:3.13.1"
     "@unhead/vue": "npm:1.11.2"
     "@vueuse/core": "npm:^10.0.0"
-    happy-dom: "npm:13.10.1"
+    happy-dom: "npm:15.7.3"
     nuxt: "npm:3.13.1"
     sass: "npm:1.78.0"
     typescript: "npm:5.5.4"
@@ -2322,7 +2322,7 @@ __metadata:
     "@nuxt/kit": "npm:^3.3.2"
     "@unhead/vue": "npm:1.11.2"
     "@vueuse/core": "npm:^10.0.0"
-    happy-dom: "npm:13.10.1"
+    happy-dom: "npm:15.7.3"
     sass: "npm:1.78.0"
     typescript: "npm:5.5.4"
     unbuild: "npm:2.0.0"
@@ -5023,14 +5023,14 @@ __metadata:
   languageName: node
   linkType: hard
 
-"happy-dom@npm:13.10.1":
-  version: 13.10.1
-  resolution: "happy-dom@npm:13.10.1"
+"happy-dom@npm:15.7.3":
+  version: 15.7.3
+  resolution: "happy-dom@npm:15.7.3"
   dependencies:
     entities: "npm:^4.5.0"
     webidl-conversions: "npm:^7.0.0"
     whatwg-mimetype: "npm:^3.0.0"
-  checksum: 10/cb94fae0f93abbef85c98b883381ccde9a59fe158341fdea5b0fb6e04aee19026f9717cd019dab59197564292670de0f38be9678f9532559535ff71c13e2e03e
+  checksum: 10/eeccd03dadf4357b800508c990995f7760d4a0fc38e34d08e145d7ee8149579022efe4f4643d34aa153067f8fb75fb939ebc646b7980bd366fb98d123202ac8d
   languageName: node
   linkType: hard